CRITICAL CHEST TABLE

If fighting hand to hand and not using a weapon then any roll of 94 or higher is instant death instead.
01-50 The blow sends him flying. He is stunned for D4 rounds unless he saves vs Stun. For the next round he is -1 on combat rolls and -10% on any skill rolls. 
51-75 The blow shatters his ribs. One punctures a lung. He will continue taking 3 HPs per round until medically treated. Until treated he is -3 on combat rolls and -30% on any skill rolls. 
76-87 The blow severs his spine. He collapses and is paralysed from the waist down
88-93 The blow ruptures several organs in his chest. He collapses and takes 6 HPs per round.
94-97 The blow disembowels him spreading his entrails spread over wide area. He collapses and takes 9 HPs per round. 
98-99 The blow cuts him in half.
00 Roll on the Catastrophic Hit table.

 

Critical Tables Arm Leg
Head Groin